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- Newsgroups: comp.sys.ibm.pc.hardware
- Path: sparky!uunet!metter!openage!gryphon
- From: gryphon@openage.openage.com (The Golden Gryphon)
- Subject: Re: HELP!!!! my system has obviously a 2nd level cache problem
- Organization: Open Age, Inc.
- Date: Wed, 16 Dec 1992 23:35:59 GMT
- Message-ID: <1992Dec16.233559.20752@openage.openage.com>
- References: <1992Dec15.161547.25460@wega.rz.uni-ulm.de>
- Lines: 38
-
- S_ESPENLAUB@rzmain.rz.uni-ulm.de (Klaus Espenlaub) writes:
-
- >Hi folks,
-
- >i've had some problems with my system since i've bought it:
-
- >- Norton SpeedDisk reports verify errors randomly during disk
- > defragmentation
- >- Linux hangs randomly (or at least pseudo-randomly :-)
- > in tetris, gcc,....
-
- >But these problems went away when i switched off my 2nd level cache.
- >I do not want to let it off (because the 256k will speed up the board
- >noticable).
-
- >I wonder if this problem is results of DMA. Each of the above mentioned
- >programs do DMA in probably cached regions of memory. I have the suspicion
- >that the DMA changes the RAM but doesn't mark the cache as dirty.
-
- >Any ideas????
-
- >My system consists of
- >- 486 50MHz (no DX-2)
- >- 16 MB RAM
- >- 256 k 2nd level cache
- >- OPTi chipset
- >- board manufacturer Shuttle
- >- board type HOT403H
- >- an IDE combi controller made by Timex
-
- Had the same problem with an OPTI EISA board. Needed a new Mother board.
- Try replacing the cache and tag ram.
-
- --
- The Golden Gryphon gryphon@openage.COM
- "Mad Scientists seeks mindless brawny assistants, good pay, quiet location."
- "They're not ghosts, they're metaphysically challenged." - Me
- Openage - The Premier SCO UNIX integrator in the Washington D.C. area
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